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regulator: rockchip: lp8752: fix up the compile warning

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fix up the warning:
drivers/regulator/lp8752.c: In function 'lp8752_buck_set_mode':
drivers/regulator/lp8752.c:93:2: warning: 'ret' may be used uninitialized in this function [-Wmaybe-uninitialized]

Change-Id: Iee9f69791bbcea2e6b3a16713b76e93cfc0a2b67
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
This commit is contained in:
Elaine Zhang 2016-05-09 17:46:14 +08:00 committed by Gerrit Code Review
parent e295c725bd
commit fb1738eb00
1 changed files with 4 additions and 0 deletions
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4
drivers/regulator/lp8752.c
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@ -81,12 +81,16 @@ static int lp8752_buck_set_mode(struct regulator_dev *rdev, unsigned int mode)
ret = regmap_update_bits(pchip->regmap,
rdev->desc->enable_reg,
msk, 0x1);
break;
case REGULATOR_MODE_NORMAL:
/* automatic pwm/pfm mode */
ret = regmap_update_bits(pchip->regmap,
rdev->desc->enable_reg,
msk, 0x0);
break;
default:
dev_err(pchip->dev, "error:lp8752 only support auto and pwm mode\n");
ret = -EINVAL;
break;
}